/*
 * Copyright 2007 David R Kirkland 
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");  
 * you may not use this file except in compliance with the License. 
 * You may obtain a copy of the License at 
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0 
 * 
 * Unless required by applicable law or agreed to in writing, software 
 * distributed under the License is distributed on an "AS IS" BASIS, 
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
 * See the License for the specific language governing permissions and 
 * limitations under the License.
 */

using System;
using System.Threading;
using NetSpider;
using NetSpider.Logging;

namespace NetSpiderConsole
{
    class Program
    {
        static void Main(string[] args)
        {
            Mutex mut = new Mutex(true, "NetSpiderMutexConvention20071219");
            if (mut.WaitOne(100, false))
            {
                try
                {
                    Log.For(typeof (Program)).InformationalMessage("NetSpider started...");
                    IContent googleHomePage = Spider.RetrieveContent("http://www.google.com");
                    Console.Write(googleHomePage.GetText());
                    WaitForQuit();
                }
                catch (Exception e)
                {
                    Console.WriteLine("Oops, an error occured.");
                    Console.WriteLine(e.ToString());
                    WaitForQuit();
                }
                finally
                {
                    mut.ReleaseMutex();
                }
            }
            else
            {
                Console.WriteLine("It looks like NetSpider is already running...");
                WaitForQuit();
            }
        }

        private static void WaitForQuit()
        {
            Console.WriteLine("Press a key to quit.");
            Console.ReadKey();
        }
    }
}
